Pentadecendioic acid
[化] 十五烯二酸; 十五碳烯二酸
🧩 词语组成解析
🗣️ 情景例句
Outstanding work.
做得太棒了。
While you were writing letters,I was reading a book.
当你正在写信时，我正在读一本书。
When he was alone, he telephoned the hospital exchange and asked for Doctor Millington.
当房里只剩他一个人时，他挂通了医院的交换台，要求与米灵顿医生讲话。